Items where Author is "Kärhä, Kalle"
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Happonen, Ari and Nolte, Alexander and Bystriakova, Nadia and Santti, Ulla and Kärhä, Kalle (2022) Study on Hackathons for New Innovation Seed and Business Model Development Needs in Digitalization Driven Sustainability, Circularity and Environmentally Friendly Solutions Demanding Digitalizing Societies. In: New Innovations in Economics, Business and Management Vol. 4. B P International, pp. 1-29. ISBN 978-93-5547-408-7